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During ecological succession...

During ecological succession

A

Gradual and predictable changes in species composition occur in given area

B

Establishment of a new biotic community is very fast in its primary phase

C

Number and types of animals remain constant

D

Changes lead to a community that is in near equilibrium with the environment and is called pioneer community

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MODERN PUBLICATION-ECOSYSTEM -COMPETITION FILE (OBJECTIVE TYPE QUESTIONS)(A. MULTIPLE CHOICE QUESTIONS)
  1. During biological nitrogen fixation, inactivation of nitrogenase by ox...

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  2. In which of the following both pairs have correct combination ?

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  3. During ecological succession

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  4. Most animals that live in deep oceanic waters are:

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  5. Earthworm is a

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  6. The first trophic level in an ecosystem consists of:

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  7. Select the correct statement :

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  8. The rate of biomass production and the rate of production of organic m...

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  9. Pick out the correct option from (a) to (e). A. Primary succession ...

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  10. Read the statements regarding a stable community and choose the correc...

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  11. which of the following is called is called a link between producers an...

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  12. Which of the following is secondary production in an ecosystem ?

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  13. The pyramid of numbers in a grassland ecosystem is

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  14. Which of the following is a correct food chain?

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  15. The primary producers of the deep-sea hydrothermal vent ecosystem are:

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  16. Which of the following would appear as the pioneer organisms on bare r...

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  17. Which of the following is a characteristic feature of cropland ecosyst...

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  18. The term ecosystem was coined by

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  19. Amount of energy transferred from one trophic level to next is

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  20. Which of the following scientists proposed the concept of ecological f...

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